Changeset 11 in svn for trunk/Delphes.cpp
- Timestamp:
- Nov 6, 2008, 3:32:15 PM (16 years ago)
- File:
-
- 1 edited
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trunk/Delphes.cpp
r2 r11 19 19 #include "Utilities/ExRootAnalysis/interface/ExRootTreeBranch.h" 20 20 21 #include "Utilities/CDFCones/interface/JetCluAlgorithm.h"22 #include "Utilities/CDFCones/interface/MidPointAlgorithm.h"23 #include "Utilities/CDFCones/interface/PhysicsTower.h"24 #include "Utilities/CDFCones/interface/Cluster.h"25 26 21 #include "H_BeamParticle.h" 27 22 #include "H_BeamLine.h" … … 34 29 35 30 #include "interface/SmearUtil.h" 31 #include "Utilities/Fastjet/include/fastjet/PseudoJet.hh" 32 #include "Utilities/Fastjet/include/fastjet/ClusterSequence.hh" 33 34 // get info on how fastjet was configured 35 #include "Utilities/Fastjet/include/fastjet/config.h" 36 37 // make sure we have what is needed 38 #ifdef ENABLE_PLUGIN_SISCONE 39 # include "Utilities/Fastjet/plugins/SISCone/SISConePlugin.hh" 40 #endif 41 #ifdef ENABLE_PLUGIN_CDFCONES 42 # include "Utilities/Fastjet/plugins/CDFCones/CDFMidPointPlugin.hh" 43 # include "Utilities/Fastjet/plugins/CDFCones/CDFJetCluPlugin.hh" 44 #endif 45 46 #include<vector> 47 #include<iostream> 48 49 36 50 37 51 using namespace std; … … 154 168 vector<TLorentzVector> TrackCentral; 155 169 vector<PhysicsTower> towers; 156 vector<Cluster> jets; 157 170 171 vector<fastjet::PseudoJet> input_particles;//for FastJet algorithm 172 vector<fastjet::PseudoJet> inclusive_jets; 173 vector<fastjet::PseudoJet> sorted_jets; 174 158 175 //Initialisation of Hector 159 176 extern bool relative_energy; … … 161 178 extern int kickers_on; 162 179 kickers_on = 1; // should always be 1 163 164 165 180 181 // user should provide : (1) optics file for each beamline, and IPname, 182 // and offset data (s,x) for optical elements 166 183 H_BeamLine* beamline1 = new H_BeamLine(1,500.); 167 184 beamline1->fill("data/LHCB1IR5_v6.500.tfs",1,"IP5"); … … 171 188 beamline1->add(rp220_1); 172 189 beamline1->add(rp420_1); 173 190 174 191 H_BeamLine* beamline2 = new H_BeamLine(1,500.); 175 192 beamline2->fill("data/LHCB1IR5_v6.500.tfs",-1,"IP5"); … … 197 214 TrackCentral.clear(); 198 215 towers.clear(); 216 input_particles.clear(); 199 217 TSimpleArray<TRootGenParticle> NFCentralQ; 200 218 … … 266 284 break; 267 285 } // switch (pid) 268 286 269 287 // all final particles but muons and neutrinos 270 288 // for calorimetric towers and mission PT 271 289 if(genMomentum.E()!=0) { 272 PTmis = PTmis + genMomentum;//ptmis 273 if(pid !=pMU) { 274 towers.push_back(PhysicsTower(LorentzVector(genMomentum.Px(),genMomentum.Py(),genMomentum.Pz(), genMomentum.E()))); 275 elementCalo = (TRootCalo*) branchCalo->NewEntry(); 276 elementCalo->Set(genMomentum); 277 } 290 PTmis = PTmis + genMomentum;//ptmis 291 if(pid !=pMU) { 292 towers.push_back(PhysicsTower(LorentzVector(genMomentum.Px(),genMomentum.Py(),genMomentum.Pz(), genMomentum.E()))); 293 // create a fastjet::PseudoJet with these components and put it onto 294 // back of the input_particles vector 295 input_particles.push_back(fastjet::PseudoJet(genMomentum.Px(),genMomentum.Py(),genMomentum.Pz(), genMomentum.E())); 296 elementCalo = (TRootCalo*) branchCalo->NewEntry(); 297 elementCalo->Set(genMomentum); 298 } 278 299 } 279 280 300 301 281 302 // all final charged particles 282 303 if( 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 304 ((rand()%100) < DET->TRACKING_EFF) && 305 (genMomentum.E()!=0) && 306 (fabs(particle->Eta) < DET->MAX_TRACKER) && 307 (genMomentum.Pt() > DET->PT_TRACKS_MIN ) && // pt too small to be taken into account 308 (pid != pGAMMA) && 309 (pid != pPI0) && 310 (pid != pK0L) && 311 (pid != pN) && 312 (pid != pSIGMA0) && 313 (pid != pDELTA0) && 314 (pid != pK0S) // not charged particles : invisible by tracker 315 ) 316 { 317 elementTracks = (TRootTracks*) branchTracks->NewEntry(); 318 elementTracks->Set(genMomentum); 319 TrackCentral.push_back(genMomentum); 320 } 321 } // switch 322 302 323 // Forward particles in CASTOR ? 303 /* if (particle->Status == 1 && (fabs(particle->Eta) > DET->MIN_CALO_VFWD)304 305 306 307 } // CASTOR308 */324 /* if (particle->Status == 1 && (fabs(particle->Eta) > DET->MIN_CALO_VFWD) 325 && (fabs(particle->Eta) < DET->MAX_CALO_VFWD)) { 326 327 328 } // CASTOR 329 */ 309 330 // Zero degree calorimeter, for forward neutrons and photons 310 331 if (particle->Status ==1 && (pid == pN || pid == pGAMMA ) && eta > DET->MIN_ZDC ) { 311 // !!!!!!!!! vérifier que particle->Z est bien en micromÚtres!!!312 // !!!!!!!!! vérifier que particle->T est bien en secondes!!!313 // !!!!!!!!! pas de smearing ! on garde trop d'info !314 315 316 317 318 319 320 321 322 323 324 325 326 332 // !!!!!!!!! vérifier que particle->Z est bien en micromÚtres!!! 333 // !!!!!!!!! vérifier que particle->T est bien en secondes!!! 334 // !!!!!!!!! pas de smearing ! on garde trop d'info ! 335 elementZdc = (TRootZdcHits*) branchZDC->NewEntry(); 336 elementZdc->Set(genMomentum); 337 338 // time of flight t is t = T + d/[ cos(theta) v ] 339 //double tx = acos(particle->Px/particle->Pz); 340 //double ty = acos(particle->Py/particle->Pz); 341 //double theta = (1E-6)*sqrt( pow(tx,2) + pow(ty,2) ); 342 //double flight_distance = (DET->ZDC_S - particle->Z*(1E-6))/cos(theta) ; // assumes that Z is in micrometers 343 double flight_distance = (DET->ZDC_S - particle->Z*(1E-6)); 344 // assumes also that the emission angle is so small that 1/(cos theta) = 1 345 elementZdc->T = 0*particle->T + flight_distance/speed_of_light; // assumes highly relativistic particles 346 elementZdc->side = sign(particle->Eta); 347 327 348 } 328 349 329 350 // if forward proton 330 351 if( (pid == pP) && (particle->Status == 1) && (fabs(particle->Eta) > DET->MAX_CALO_FWD) ) 331 352 { 332 // !!!!!!!! put here particle->CHARGE and particle->MASS 333 H_BeamParticle p1; /// put here particle->CHARGE and particle->MASS 334 p1.smearAng(); 335 p1.smearPos(); 336 p1.setPosition(p1.getX()-500.,p1.getY(),p1.getTX()-1*kickers_on*CRANG,p1.getTY(),0); 337 p1.set4Momentum(particle->Px,particle->Py,particle->Pz,particle->E); 338 339 H_BeamLine *beamline; 340 if(particle->Eta >0) beamline = beamline1; 341 else beamline = beamline2; 342 343 p1.computePath(beamline,1); 344 345 if(p1.stopped(beamline)) { 346 if (p1.getStoppingElement()->getName()=="rp220_1" || p1.getStoppingElement()->getName()=="rp220_2") { 347 p1.propagate(DET->RP220_S); 348 elementRP220 = (TRootRomanPotHits*) branchRP220->NewEntry(); 349 elementRP220->X = (1E-6)*p1.getX(); // [m] 350 elementRP220->Y = (1E-6)*p1.getY(); // [m] 351 elementRP220->Tx = (1E-6)*p1.getTX(); // [rad] 352 elementRP220->Ty = (1E-6)*p1.getTY(); // [rad] 353 elementRP220->S = p1.getS(); // [m] 354 elementRP220->T = -1; // not yet implemented 355 elementRP220->E = p1.getE(); // not yet implemented 356 elementRP220->q2 = -1; // not yet implemented 357 elementRP220->side = sign(particle->Eta); 358 359 } else if (p1.getStoppingElement()->getName()=="rp420_1" || p1.getStoppingElement()->getName()=="rp420_2") { 360 p1.propagate(DET->FP420_S); 361 elementFP420 = (TRootRomanPotHits*) branchFP420->NewEntry(); 362 elementFP420->X = (1E-6)*p1.getX(); // [m] 363 elementFP420->Y = (1E-6)*p1.getY(); // [m] 364 elementFP420->Tx = (1E-6)*p1.getTX(); // [rad] 365 elementFP420->Ty = (1E-6)*p1.getTY(); // [rad] 366 elementFP420->S = p1.getS(); // [m] 367 elementFP420->T = -1; // not yet implemented 368 elementFP420->E = p1.getE(); // not yet implemented 369 elementFP420->q2 = -1; // not yet implemented 370 elementFP420->side = sign(particle->Eta); 371 } 353 // !!!!!!!! put here particle->CHARGE and particle->MASS 354 H_BeamParticle p1; /// put here particle->CHARGE and particle->MASS 355 p1.smearAng(); 356 p1.smearPos(); 357 p1.setPosition(p1.getX()-500.,p1.getY(),p1.getTX()-1*kickers_on*CRANG,p1.getTY(),0); 358 p1.set4Momentum(particle->Px,particle->Py,particle->Pz,particle->E); 359 360 H_BeamLine *beamline; 361 if(particle->Eta >0) beamline = beamline1; 362 else beamline = beamline2; 363 364 p1.computePath(beamline,1); 365 366 if(p1.stopped(beamline)) { 367 if (p1.getStoppingElement()->getName()=="rp220_1" || p1.getStoppingElement()->getName()=="rp220_2") { 368 p1.propagate(DET->RP220_S); 369 elementRP220 = (TRootRomanPotHits*) branchRP220->NewEntry(); 370 elementRP220->X = (1E-6)*p1.getX(); // [m] 371 elementRP220->Y = (1E-6)*p1.getY(); // [m] 372 elementRP220->Tx = (1E-6)*p1.getTX(); // [rad] 373 elementRP220->Ty = (1E-6)*p1.getTY(); // [rad] 374 elementRP220->S = p1.getS(); // [m] 375 elementRP220->T = -1; // not yet implemented 376 elementRP220->E = p1.getE(); // not yet implemented 377 elementRP220->q2 = -1; // not yet implemented 378 elementRP220->side = sign(particle->Eta); 379 380 } else if (p1.getStoppingElement()->getName()=="rp420_1" || p1.getStoppingElement()->getName()=="rp420_2") { 381 p1.propagate(DET->FP420_S); 382 elementFP420 = (TRootRomanPotHits*) branchFP420->NewEntry(); 383 elementFP420->X = (1E-6)*p1.getX(); // [m] 384 elementFP420->Y = (1E-6)*p1.getY(); // [m] 385 elementFP420->Tx = (1E-6)*p1.getTX(); // [rad] 386 elementFP420->Ty = (1E-6)*p1.getTY(); // [rad] 387 elementFP420->S = p1.getS(); // [m] 388 elementFP420->T = -1; // not yet implemented 389 elementFP420->E = p1.getE(); // not yet implemented 390 elementFP420->q2 = -1; // not yet implemented 391 elementFP420->side = sign(particle->Eta); 372 392 } 373 374 // if(p1.stopped(beamline) && (p1.getStoppingElement()->getS() > 100)) 375 // cout << "Eloss =" << 7000.-p1.getE() << " ; " << p1.getStoppingElement()->getName() << endl; 393 } 394 395 // if(p1.stopped(beamline) && (p1.getStoppingElement()->getS() > 100)) 396 // cout << "Eloss =" << 7000.-p1.getE() << " ; " << p1.getStoppingElement()->getName() << endl; 376 397 } // if forward proton 377 398 378 399 } // while 379 400 380 401 // computes the Missing Transverse Momentum 381 402 elementEtmis = (TRootETmis*) branchETmis->NewEntry(); … … 384 405 elementEtmis->Px = (-PTmis).Px(); 385 406 elementEtmis->Py = (-PTmis).Py(); 386 407 387 408 //***************************** 388 jets.clear(); 409 410 // we will have four jet definitions, and the first three will be 411 // plugins 412 fastjet::JetDefinition jet_def; 413 fastjet::JetDefinition::Plugin * plugins; 414 389 415 switch(DET->JETALGO) { 390 default: 391 case 1: { 392 JetCluAlgorithm jetAlgoC(DET->C_SEEDTHRESHOLD,DET->CONERADIUS,DET->C_ADJACENCYCUT,DET->C_MAXITERATIONS,DET->C_IRATCH,DET->C_OVERLAPTHRESHOLD); 393 jetAlgoC.run(towers, jets); 394 } 395 break; 396 397 case 2: { 398 MidPointAlgorithm jetAlgoM(DET->M_SEEDTHRESHOLD,DET->CONERADIUS,DET->M_CONEAREAFRACTION,DET->M_MAXPAIRSIZE,DET->M_MAXITERATIONS,DET->M_OVERLAPTHRESHOLD); 399 jetAlgoM.run(towers, jets); 400 } 401 break; 402 /* 403 case 3: { 404 FastJet 405 } 406 break; 407 */ 408 } // switch 409 410 // Loop on all jets 411 // Dealing with jets, tau-jets, b-jets 412 vector<Cluster>::iterator itJet; 413 for(itJet = jets.begin(); itJet != jets.end(); ++itJet) { 414 elementJet = (TRootJet*) branchJet->NewEntry(); 415 jetMomentum = itJet->fourVector; 416 TLorentzVector JET; 417 JET.SetPxPyPzE(jetMomentum.px,jetMomentum.py,jetMomentum.pz,jetMomentum.E); 418 elementJet->Set(JET); 419 420 // b-jets 421 bool btag=false; 422 if((fabs(JET.Eta()) < DET->MAX_TRACKER && DET->Btaggedjet(JET, NFCentralQ)))btag=true; 423 elementJet->Btag = btag; 424 425 // Tau jet identification : 1! track and electromagnetic collimation 426 if(fabs(JET.Eta()) < (DET->MAX_TRACKER - DET->TAU_CONE_TRACKS)) { 427 double Energie_tau_central = DET->EnergySmallCone(towers,JET.Eta(),JET.Phi()); 428 if( 429 ( Energie_tau_central/JET.E() > DET->TAU_EM_COLLIMATION ) && 430 ( DET->NumTracks(TrackCentral,DET->PT_TRACK_TAU,JET.Eta(),JET.Phi()) == 1 ) 431 ) { 432 elementTauJet = (TRootTauJet*) branchTauJet->NewEntry(); 433 elementTauJet->Set(JET); 434 } // if tau jet 435 } // if JET.eta < tracker - tau_cone : Tau jet identification 436 } // for itJet : loop on all jets 437 416 default: 417 case 1: { 418 419 // set up a CDF midpoint jet definition 420 #ifdef ENABLE_PLUGIN_CDFCONES 421 plugins = new fastjet::CDFJetCluPlugin(DET->C_SEEDTHRESHOLD,DET->CONERADIUS,DET->C_ADJACENCYCUT,DET->C_MAXITERATIONS,DET->C_IRATCH,DET->C_OVERLAPTHRESHOLD); 422 jet_def = fastjet::JetDefinition(plugins); 423 #else 424 plugins = NULL; 425 #endif 426 427 } 428 break; 429 430 case 2: { 431 432 // set up a CDF midpoint jet definition 433 #ifdef ENABLE_PLUGIN_CDFCONES 434 plugins = new fastjet::CDFMidPointPlugin (DET->M_SEEDTHRESHOLD,DET->CONERADIUS,DET->M_CONEAREAFRACTION,DET->M_MAXPAIRSIZE,DET->M_MAXPAIRSIZE,DET->C_OVERLAPTHRESHOLD); 435 jet_def = fastjet::JetDefinition(plugins); 436 #else 437 plugins = NULL; 438 #endif 439 } 440 break; 441 442 case 3: { 443 // set up a siscone jet definition 444 #ifdef ENABLE_PLUGIN_SISCONE 445 int npass = 0; // do infinite number of passes 446 double protojet_ptmin = 0.0; // use all protojets 447 plugins = new fastjet::SISConePlugin (DET->CONERADIUS,DET->C_OVERLAPTHRESHOLD,npass, protojet_ptmin); 448 jet_def = fastjet::JetDefinition(plugins); 449 #else 450 plugins = NULL; 451 #endif 452 } 453 break; 454 455 case 4: { 456 jet_def = fastjet::JetDefinition(fastjet::kt_algorithm, DET->CONERADIUS); 457 //jet_defs[4] = fastjet::JetDefinition(fastjet::cambridge_algorithm,jet_radius); 458 //jet_defs[5] = fastjet::JetDefinition(fastjet::antikt_algorithm,jet_radius); 459 } 460 break; 461 } 462 // run the jet clustering with the above jet definition 463 if(input_particles.size()!=0) 464 { 465 fastjet::ClusterSequence clust_seq(input_particles, jet_def); 466 467 468 // extract the inclusive jets with pt > 5 GeV 469 double ptmin = 5.0; 470 inclusive_jets = clust_seq.inclusive_jets(ptmin); 471 472 // sort jets into increasing pt 473 sorted_by_pt(inclusive_jets); 474 } 475 476 for (unsigned int i = 0; i < inclusive_jets.size(); i++) { 477 elementJet = (TRootJet*) branchJet->NewEntry(); 478 TLorentzVector JET; 479 JET.SetPxPyPzE(inclusive_jets[i].px(),inclusive_jets[i].py(),inclusive_jets[i].pz(),inclusive_jets[i].E()); 480 elementJet->Set(JET); 481 // b-jets 482 bool btag=false; 483 if((fabs(JET.Eta()) < DET->MAX_TRACKER && DET->Btaggedjet(JET, NFCentralQ)))btag=true; 484 elementJet->Btag = btag; 485 486 // Tau jet identification : 1! track and electromagnetic collimation 487 if(fabs(JET.Eta()) < (DET->MAX_TRACKER - DET->TAU_CONE_TRACKS)) { 488 double Energie_tau_central = DET->EnergySmallCone(towers,JET.Eta(),JET.Phi()); 489 if( 490 ( Energie_tau_central/JET.E() > DET->TAU_EM_COLLIMATION ) && 491 ( DET->NumTracks(TrackCentral,DET->PT_TRACK_TAU,JET.Eta(),JET.Phi()) == 1 ) 492 ) { 493 elementTauJet = (TRootTauJet*) branchTauJet->NewEntry(); 494 elementTauJet->Set(JET); 495 } // if tau jet 496 } // if JET.eta < tracker - tau_cone : Tau jet identification 497 } // for itJet : loop on all jets 498 438 499 treeWriter->Fill(); 439 500 // Add here the trigger
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